Using the table of the weak base below, you have chosen Pyridine as your weak base in the buffer solution. You have already added enough of the conjugate acid salt to make the buffer solution concentration at 0.62 M in this salt. The desired pH of the buffer should be equal to 4.5. Values of K, for Some Common Weak Bases Conjugate Acid Name Formula NH3 CH;NH; CH§NH; C,H;NH; C;H;N NH, CH;NH;* CH;NH;* CH;NH;* C,H;NH* 1.8 x 10-5 4.38 x 10-4 5.6 × 10-4 3.8 x 10-10 1.7 x 10-9 Ammonia Methylamine Ethylamine Aniline Pyridine 1. Compute the pOH of the buffer solution. (Write your answer in 1 decimal place).

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Using the table of the weak base below, you have chosen Pyridine as your weak base in the buffer solution. You have already added
enough of the conjugate acid salt to make the buffer solution concentration at 0.62 M in this salt. The desired pH of the buffer should
be equal to 4.5.
Values of K, for Some Common Weak Bases
車
Conjugate
Acid
Name
Formula
1.8 x 10-5
4.38 x 10-4
5.6 x 10-4
3.8 x 10-10
Ammonia
NH3
CH;NH2
CH§NH2
CH;NH2
C;H;N
NH,+
Methylamine
Ethylamine
Aniline
Pyridine
CH;NH;*
CH$NH;*
CH;NH;*
C;H;NH
1.7 x 10-9
1. Compute the pOH of the buffer solution. (Write your answer in 1 decimal place).
Transcribed Image Text:Using the table of the weak base below, you have chosen Pyridine as your weak base in the buffer solution. You have already added enough of the conjugate acid salt to make the buffer solution concentration at 0.62 M in this salt. The desired pH of the buffer should be equal to 4.5. Values of K, for Some Common Weak Bases 車 Conjugate Acid Name Formula 1.8 x 10-5 4.38 x 10-4 5.6 x 10-4 3.8 x 10-10 Ammonia NH3 CH;NH2 CH§NH2 CH;NH2 C;H;N NH,+ Methylamine Ethylamine Aniline Pyridine CH;NH;* CH$NH;* CH;NH;* C;H;NH 1.7 x 10-9 1. Compute the pOH of the buffer solution. (Write your answer in 1 decimal place).
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